Posted on May 17, 2011 at 11:52I'm in the process of implementing one using a DS1307 on the I2C bus, but I haven't finished the software yet. I'll post again when I've got it running. Electrically it's pretty simple, but the software is not so. Tim ...
Posted on May 17, 2011 at 11:52According to the uPSD3434 data sheet is should be possible to enable the main flash banks to both code space and data space simultaneously. However attempting to do so appears to prevent the CPU from executing the code...
Posted on May 17, 2011 at 11:52No it is not possible to program or erase a flash bank while you are executing from it. To do what you want you will need to reserve an area of a CS bank for a small program to do the writing. Then write the desired da...
Posted on May 17, 2011 at 11:52These are MCU signals. The MCU is 3.3V on all models, it is only the PSD that can be 5V. Therefore these are 3.3V levels, ie 0.6V - 2.4V.
Posted on May 17, 2011 at 11:52Your map looks OK, and there should be no problem running code there. I've got a 3400 happily running with: - Boot code in CS - Service code in an FS sector for interrupts etc - Flash disk emulation in the rest of the ...
